Christian Poisson (France)
 
#5 3+2

1.Ne6? [2.Rc7‡]
but 1…Nf7! 2.R×f7 stalemate
1.Kb6!
blocus
1…Ng6 2.R×g6 [3.Rd6 Kb8 4.Rd8‡] Kd7 3.Re6 Kc8 4.Rd6 Kb8 5.Rd8‡
3…Kd8 4.Kc6 [5.Re8#]
2…Kd8 3.Rg7 [4.Kc6 Kc8 5.Rg8‡] Kc8 4.Ne6 Kb8 5.Rg8‡
1…Kd8 2.Kc6 Ng6 3.Ne6+ Kc8 4.Rg8+ Nf8 5.R×f8#
3…Ke8 4.Kd6 N~ 5.Re7#
                      (Author)